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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exp. Prime Factor Digits Year
9437171188743438 ~1985
9437413566244798 ~1987
9437579188751598 ~1985
9437639432243866310 ~1991
9437759755020738 ~1987
9438083188761678 ~1985
9438251188765038 ~1985
9438277226518648110 ~1991
9438431188768638 ~1985
9438503188770078 ~1985
94385032265240739
9438623188772478 ~1985
9439121566347278 ~1987
9439421566365278 ~1987
9439481566368878 ~1987
9439571188791438 ~1985
9439657566379438 ~1987
9439679188793598 ~1985
9439957566397438 ~1987
9440021566401278 ~1987
9440267755221378 ~1987
9440303188806078 ~1985
9440477566428638 ~1987
9440999188819998 ~1985
9441101566466078 ~1987
Exp. Prime Factor Digits Year
9441149755291938 ~1987
9441203188824078 ~1985
9441361566481678 ~1987
9441373566482398 ~1987
9441479188829598 ~1985
94415393021292499 ~1988
94419893021436499 ~1988
9442091188841838 ~1985
9442151188843038 ~1985
9442379188847598 ~1985
9442493566549598 ~1987
9443039188860798 ~1985
9443303188866078 ~1985
9443519188870398 ~1985
9443807755504578 ~1987
9444059188881198 ~1985
94441036233107999 ~1989
9444221566653278 ~1987
9444353566661198 ~1987
9444439944443918 ~1987
9444497566669838 ~1987
9444781566686878 ~1987
9444839188896798 ~1985
9444839755587138
9444901566694078 ~1987
Exp. Prime Factor Digits Year
9445043188900878 ~1985
9445379188907598 ~1985
9445391188907838 ~1985
9445511188910238 ~1985
94460932833827919 ~1988
9446617566797038 ~1987
9446791944679118 ~1987
94468692267248579 ~1988
9446999755759938 ~1987
9447077566824638 ~1987
9447233362773747310 ~1991
9447479188949598 ~1985
9447857566871438 ~1987
9447983438386411310 ~1991
9448093566885598 ~1987
9448181755854498 ~1987
9448199188963998 ~1985
9448919755913538 ~1987
9448973566938398 ~1987
9448979188979598 ~1985
9449039188980798 ~1985
9449243188984878 ~1985
9449353566961198 ~1987
9449437566966238 ~1987
9449717755977378 ~1987
Exp. Prime Factor Digits Year
9449831188996638 ~1985
9449903188998078 ~1985
9450037567002238 ~1987
9450173567010398 ~1987
9450481567028878 ~1987
9450587296748431910 ~1991
9450761567045678 ~1987
94510033969421279 ~1989
9451061567063678 ~1987
9451199189023998 ~1985
9451451189029038 ~1985
9451627945162718 ~1987
94516692268400579 ~1988
9451817567109038 ~1987
9451979189039598 ~1985
94523091323323279 ~1988
9452543189050878 ~1985
9452771189055438 ~1985
9453113567186798 ~1987
9453131189062638 ~1985
9453401567204078 ~1987
9453551189071038 ~1985
9453817567229038 ~1987
9454079189081598 ~1985
9454141567248478 ~1987
979
GIMPS The Prime Pages FactorDb.com
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25-04-13